Admitted:1996, California and U.S. District Court, Central District of California; 1997, U.S. Court of Appeals, Ninth Circuit; 2000, U.S. District Court, Southern District of California; 2002, Massachusetts

Admitted:1970, California and U.S. District Court, Central District of California; 1972, U.S. Court of Federal Claims; 1978, U.S. Court of Appeals, Ninth Circuit; 1979, U.S. Supreme Court; 1983, U.S. Court of Appeals for the Federal Circuit

Admitted:1985, California; 1986, U.S. District Court, Central and Eastern Districts of California; 1989, U.S. District Court, Northern and Southern Districts of California and U.S. Court of Appeals, Ninth Circuit; 1990, U.S. Supreme Court